Nail file



FIG. 1 is a top plan view of a nail file showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is an end elevational view thereof, the end opposite being identical to the end shown; and,

FIG. 4 is a side elevational view, the side opposite being identical to the side shown. 

The ornamental design for a nail file, as shown and described. 